.header{
	width:100%;
	height:380px;
	background: url(../images/bg.jpg) no-repeat;
	background-size: cover;
	border-top: 1px solid transparent;
	box-sizing: border-box;
}
.container{
	width:1100px;
	height:300px;
	margin:40px auto;
	box-sizing: border-box;
	position: relative;
}
.container .wrapper{
	height:100%;
	position: relative;
}
.container .wrapper .slide{
	position: absolute;
	left:50%;
	top:50%;
	transform: translate(-50%,-50%);
	z-index:0;
	height:100%;
	width:25%;
	overflow: hidden;
	transition: all 0.3s;
}
.container .wrapper .slide img{
	height:100%;
	width:100%;
}
.container .wrapper .slide .mark{
	background: rgba(0, 0, 0, .75);
	width:100%;
	height:100%;
	position: absolute;
	left:0;
	bottom:0;
	padding:15px;
	padding:10px;
	box-sizing: border-box;
}
.container .wrapper .slide.active .mark,.container .wrapper .slide:hover .mark{
	display: none;
}
.container .wrapper .slide .desc{
	height:40%;
	width:100%;
	position: absolute;
	left:0;
	bottom:0;
	background: rgba(0, 0, 0, .75);
	box-sizing: border-box;
	transform: translateY(100%);
	transition: transform 0.3s;
	overflow: hidden;
}
.container .wrapper .slide.active:hover .desc{
	transform: translateY(0);
}
.container .wrapper .slide .desc p{
	 line-height: 2;
	 color: #FFF;
	 font-size: 12px;
	 padding-left:10px;
	 padding-top:10px;
	 box-sizing: border-box;
}
.navigation{
	height:79px;
	width:39px;
	background: url(../images/btn.png) no-repeat;
	position: absolute;
	top:50%;
	transform: translateY(-50%);
}
.prev{
	left:0;
}
.next{
	background-position:-39px 0px;
	right:0;
}